Pith Number

pith:44JT5TON

pith:2010:44JT5TONWAEPEWKQGSDUMNG2U6

not attested not anchored not stored refs pending

Width is not additive

Maggy Tomova, Ryan Blair

arxiv:1005.1359 v1 · 2010-05-09 · math.GT

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{44JT5TONWAEPEWKQGSDUMNG2U6}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:38:18.524897Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

e7133ecdcdb008f2595034874634daa7b40eb9a51c54390b7a9d406b4e760f7e

Aliases

arxiv: 1005.1359 · arxiv_version: 1005.1359v1 · doi: 10.48550/arxiv.1005.1359 · pith_short_12: 44JT5TONWAEP · pith_short_16: 44JT5TONWAEPEWKQ · pith_short_8: 44JT5TON

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/44JT5TONWAEPEWKQGSDUMNG2U6 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: e7133ecdcdb008f2595034874634daa7b40eb9a51c54390b7a9d406b4e760f7e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "aeeeb5a31c8b7bcba2fd654f80931e0d92a5c1c825db66f524c8513b8ea2c06d",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.GT",
    "submitted_at": "2010-05-09T02:39:53Z",
    "title_canon_sha256": "f8737ab4d6cdc18b92130c7c20dce9c5d5d286ae159d8c79b8ea0876d0bd4309"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1005.1359",
    "kind": "arxiv",
    "version": 1
  }
}